ITB 18-03-03 Right-of-Ways and Facilities Landscape Maintenance Services

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City of Sunny Isles Beach | ITB 18-03-03 Right-of-Ways and Facilities Landscape Maintenance Services 54 etc. At no time should there be any visible weeds left to die in sidewalk cracks, curbs, flower beds, mulched areas, parking blocks and parking lots/areas, or fences. If herbicides are used, weeds are not to be left, to die or dead, in mulched areas or flower beds, creating an unsightly appearance. For trees and palms within lawn areas, herbicide must be kept 2” away from trunk. Do not spray tree leaves, suckers or open wounds. Do not use string weed-eaters or string trimmers for trees and palms within lawn area to avoid trunk damage. All vines growing along or on fences, walls or poles must be removed unless the City’s Project Manager(s) directs in writing that they are to remain in a specific area. Turf must be free of the following, or similar, undesirable vegetation alone or in combination and as further identified in the IFAS Extension Book, “Weeds or Southern Turfgrasses” from the University of Florida as follows: Annual, Purpler, and Yellow Sedge; Broomsedge; Castor Bean; Crowsfoot; Dogfennel; Goosegrass; Johnsongrass; Maiden Cane; Ragweed; Rhodegrass; Sandspur; Spanish Needle; Torpedo Grass; Tropical Soda Apple; Vaseygrass; White Clover; Dollarweed; Florida Pusley, Large Pusley. 3.10 MANGROVE CONSERVATION AREA MAINTENANCE Contractor is responsible for the maintenance of the mangrove conservation areas. The Contractor shall remove all litter, debris and selectively remove and/or treat invasive non-native plant species by such methods as manual removal, mechanical removal and/or selective herbicide application. All dead and decaying plants shall be removed from the conservation areas. Remove, haul, and dispose of all litter, debris and invasive non-native plant material to an approved location. Disposal shall be done in a Florida Department of Environmental Protection (FDEP) approved manner that will not encourage re-infestation by the invasive species and comply with all applicable state and local codes. The Contractor shall be selective in herbicide application proced ures to control invasive plant species and assure survivability of mangroves and native species. Invasive species are defined as plants included on the FDEP’s List of Prohibited Aquatic Plants, the Exotic Pest Plant Council’s List of Florida’s Most Invasive Species (latest edition). Herbicide application will be performed by a Florida Department of Agriculture and Consumer Services (FDACS) licensed commercial applicator certified in Aquatic Pest Control application and Right of Way. All herbicide applica tions must be supervised by a certified herbicide applicator. Any herbicide solution shall comply with all applicable regulations in accordance with FDEP and Miami-Dade County Department of Regulatory and Economic Resources (DRER) and the manufacturer’s label at all times. Obtain agency authorization before using herbicides in a mangrove area. Due to the sensitivity of these areas, a Professional Mangrove Trimmer (PMT) or ISA Certified Arborist shall be on site to monitor the maintenance in these areas. Contractor is responsible for avoiding adverse impacts to mangrove root systems and seagrass. The removal of invasive non-native plant material shall not defoliate, remove or destroy mangroves. Contractor is responsible for maintenance and safe operation of all necessary equipment at all times. 3.11 TREE & PALM MAINTENANCE